<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			ul{
				height: 56px;
				list-style-type: none;
				margin: 0;
				padding: 0;
				overflow: hidden;
				background-color: steelblue;
			}
			li{
				margin-top: 4px;
				float: left;
				display: inline;
				margin-left: 40px;
			}
			li a{
				text-decoration: none;
				display: block;
				padding: 12px 18px;
				color: #F3F3F3;
				text-align: center;
				border-radius: 12px;
			}
			li a:hover{
				background-color: skyblue;
				border: 2px solid #f3f3f3;
			}
		</style>
	</head>
	<body>
		<ul>
			<li><a href="#">首页</a></li>
			<li><a href="#">案例展示</a></li>
			<li><a href="#">最新文章</a></li>
		</ul>
	</body>
</html>
